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Hot‑spot shards in Akka Cluster Sharding can cripple performance. This guide shows how to design entity IDs, configure a custom MessageExtractor, and verify even distribution to keep your cluster balanced and responsive.
Akka Cluster Sharding lets you route commands to thousands of stateful actors across a cluster. Learn how to set up a typed shard region, a counter entity example, and the trade‑offs of rebalancing, passivation, and licensing.
akka
scala